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[Learjet 23 prototype undergoing fuselage down-bending test] (Item)
[Learjet 23 prototype undergoing fuselage down-bending test]
Photograph of the Learjet 23 prototype undergoing a fuselage down-bending test, February 18, 1964.Text on sign: "Fuselage down bending static test / 0% ultimate / 18 Feb. 1964."Inscription on verso: "T58-2-O / 2-18-64."
[Learjet 23 prototype undergoing fuselage side-bending test] (Item)
[Learjet 23 prototype undergoing fuselage side-bending test]
Photograph of the Learjet 23 prototype undergoing a fuselage side-bending test, February 25, 1964.Text on sign: "Fuselage side bending static test / 0% ultimate / 25 Feb. 1964."Inscription on verso: "T58-4A / 2-25-64."
[Learjet 23 prototype at Lear facility] (Item)
[Learjet 23 prototype at Lear facility]
Photograph of the Learjet 23 prototype at a Lear facility, September 10, 1963. Other aircraft undergoing construction and testing are visible in the background.Inscription on verso: "P 15-E / Sept. 10, 1963."
[Men installing new engine in Learjet 23 prototype] (Item)
[Men installing new engine in Learjet 23 prototype]
Photograph of men installing a new engine in the Learjet 23 prototype, February 21, 1964.Inscription on verso: "Installing new engine on Jet #1 / 2-21-64."
[Learjet 23 prototype undergoing fuselage testing] (Item)
[Learjet 23 prototype undergoing fuselage testing]
Photograph of the Learjet 23 prototype undergoing fuselage testing, February 18, 1964.Inscription on verso: "T58-2E / 2-18-64."
[Buzz Nanney and others looking at door of Learjet 23 prototype ] (Item)
[Buzz Nanney and others looking at door of Learjet 23 prototype ]
Photograph of Buzz Nanney (center) and two unidentified men looking at the door of the Learjet 23 prototype (tail number N801L), February 19, 1964. Inscription on verso: "Buzz Nanney / middle / PR-1000B / 2-19-1964."